72412725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{12539}}^1$

素因数の和:12570

約数の個数: 48

約数和(自身を含む): 149276160

約数和(自身を除く): 76863435

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 75, 77, 105, 165, 175, 231, 275, 385, 525, 825, 1155, 1925, 5775, 12539, 37617, 62695, 87773, 137929, 188085, 263319, 313475, 413787, 438865, 689645, 940425, 965503, 1316595, 2068935, 2194325, 2896509, 3448225, 4827515, 6582975, 10344675, 14482545, 24137575, 72412725]

約数ペア:

[(1, 72412725), (3, 24137575), (5, 14482545), (7, 10344675), (11, 6582975), (15, 4827515), (21, 3448225), (25, 2896509), (33, 2194325), (35, 2068935), (55, 1316595), (75, 965503), (77, 940425), (105, 689645), (165, 438865), (175, 413787), (231, 313475), (275, 263319), (385, 188085), (525, 137929), (825, 87773), (1155, 62695), (1925, 37617), (5775, 12539)]